In the book of Alice in Wonderland there is a baby that Alice tries to save that eventually turns into a pig. This is symbolic for babies whose parents smoke opium while pregnant, the opium would cause babies to come out with pig like noses, and flatter faces. The author did this because of the extreme use of opium then.

A group of scientists decided to go all around the world and take pictures of the hemispheres above them. After they all got back together and put the pictures together. They looked at the huge picture from a high angle and found that all of the picture of the hemispheres made up what looked to be a brain cell.